| Khayo | |
| Nativename: | Olukhayo |
| States: | Kenya |
| Region: | Busia District |
| Ethnicity: | Khayo tribe (Luhya) |
| Date: | 2009 census |
| Ref: | e18 |
| Familycolor: | Niger-Congo |
| Fam2: | Atlantic–Congo |
| Fam3: | Benue–Congo |
| Fam4: | Bantoid |
| Fam5: | Bantu |
| Fam6: | Northeast Bantu |
| Fam7: | Great Lakes Bantu |
| Fam8: | Masaba–Luhya (J.30) |
| Iso3: | lko |
| Glotto: | khay1238 |
| Glottorefname: | Khayo |
| Guthrie: | JE.341 |
Khayo (Xaayo) is a Bantu language spoken by the Luhya people of Kenya.